Characters and encodings

• Idenfifying characters in a string by Unicode number and name
• Multilingual Finnish keyboard (SFS 5966)
• Math Keyboard layout – description and download
• US International Extended keyboard layout
• Full Unicode Input utility
• A tutorial on character code issues
• Guide to using special characters in HTML
• Character histories - notes on some Ascii code positions
• Ascii control codes (control characters, C0 controls)
• ISO Latin 1 (ISO 8859-1) - a description with usage notes
• Material on ISO 8859 character sets, including Coverage of European languages by ISO Latin alphabets
• ISO 8859-7 vs. windows-1253 (differences between two Greek "character sets")
• ISO Latin 9 as compared with ISO Latin 1
• The euro sign in HTML and other contexts
• Mathematical symbols in ISO 80000-2 – a test page
• Test page for 8-bit encodings
• Official character encoding ("charset") names
• Guide to the Unicode standard
• Unicode line breaking rules: explanations and criticism
• Dashes and hyphens - the Unicode perspective
• Unicode spaces
• Currency symbols in Unicode and a keyboard layout for them
• Characters in SI notations
• Rolling Unicode dice in JavaScript, a demonstration
• List fonts as installed in the user’s system (IE only)
• Character frequency analyzer
• Checking data for being US-ASCII (an online checker)
• Test page for estimating the width of NNBSP (narrow no-break space)